| Designation | Key |
|---|---|
| Diagnosis and treatment of ischemic heart diseases | VI01 |
| Diagnosis and treatment of pulmonary heart disease and pulmonary circulation diseases | VI02 |
| Diagnosis and treatment of other forms of heart disease | VI03 |
| Diagnosis and treatment of diseases of the arteries, arterioles and capillaries | VI04 |
| Diagnosis and treatment of diseases of the veins, lymph vessels and lymph nodes | VI05 |
| Diagnosis and treatment of diseases of the gastrointestinal tract (gastroenterology) | VI11 |
| Diagnosis and treatment of diseases of the respiratory tract and lungs | VI15 |
| Diagnosis and treatment of oncological diseases | VI18 |
| Diagnosis and treatment of cardiac arrhythmia | VI31 |
| Electrophysiology | VI34 |
| Diagnosis and treatment of (congenital) heart diseases | VK01 |